Appointment of Ernst & Young Audit to review financial statements

Polski Koncern Naftowy ORLEN S.A. ('PKN ORLEN'), Central Europe's largest downstream oil company, announces that in compliance with the Company's Articles of Association, PKN ORLEN's Supervisory Board, following its meetings on 14th and 20th May, have appointed Ernst & Young Audit Sp. z o.o., ('Ernst & Young Audit'), based in Warsaw, to review PKN ORLEN's financial statements, and its Capital Group's consolidated financial statements, for 2003 and 2004. In addition, Ernst & Young will review PKN ORLEN and its Capital Group's unconsolidated and consolidated financial statements for 2Q03, 3Q03, 4Q03 and 1H03 and quarterly and half year unconsolidated and consolidated financial statements for 2004.

PKN ORLEN has already been co-operating with Ernst & Young Audit on reviewing Company's financial statements and major projects, such as the merger of Petrochemia Plock and CPN, regional consolidation and the recently announced JV with Basell.